What are the key features of CJ SMAJ30A?

This product belongs to the General Purpose category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by CJ with full traceability.

What are the main application scenarios for SMAJ30A?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does SMAJ30A work?

This device follows established General Purpose design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of SMAJ30A?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for SMAJ30A?

The global General Purpose market is growing at ~6-8% CAGR, with particularly strong demand in power management. CJ SMAJ30A is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of SMAJ30A?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, CJ provides full technical support and reference designs.

SMAJ30A 极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V by CJ

SMAJ30A | CJ 极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V

Category: General Purpose

Brand: CJ

极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: 极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V

Technical Parameters

Application	General Purpose
Brand	Bourns Inc.
Data Tier	General Description
Lead Free	Yes
Mounting Type	Surface Mount
Operating Temperature	-55 to +155 C
Packaging	Tape & Reel
Product Type	Passive Component
RoHS	Compliant
Series	Bourns

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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PCB Footprint (.pcb)

3D Model (.stp)

Schematic Symbol (.sch)

DXF Drawing

SMAJ30A Application and Selection Guide

SMAJ30A Model and Manufacturer Information

SMAJ30A, a General Purpose manufactured by Bourns Inc.: SMAJ30A helps you confirm the specific model, while Bourns Inc. helps you confirm the product source. If you are selecting a part, you can first check whether SMAJ30A meets your requirements, then check whether Bourns Inc. matches your expectations, and then refer to 极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V for further evaluation.

SMAJ30A Product Parameters and Description

The main parameters of Bourns Inc.'s General Purpose product SMAJ30A include 极性：单向反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V. This is a General Purpose produced by Bourns Inc., and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

SMAJ30A Application and Selection Reference

Bourns Inc.'s General Purpose product SMAJ30A has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, SMAJ30A is a General Purpose solution worth considering, and manufacturer Bourns Inc. provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for SMAJ30A

Designers looking for SMAJ30A recommended parts can evaluate the following options. SMAJ30A selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
RB715	CJ	-
MMDT5551-7-F	CJ	双极晶体管 - 双极结型晶体管(BJT) 160V 200mW
SS8550	CJ	Schottky Barrier Diode

EZKEY can provide SMAJ30A recommended part comparison data and engineering samples for evaluation.

SMAJ30A | CJ 极性：单向 反向截止电压(Vrwm)：30V 击穿电压：33.3V 最大钳位电压：48.4V